MOV-14D621KTR

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

A metal oxide varistor (MOV) is an important component used for protection of circuit components from transient surges like electrical noises, power line surges and other industrial related transients. MOV-14D621KTR is one such component that offers protection from such malefic surges. It is important to understand the application field and working principle of this MOV to understand its true potential in protecting electrical equipment.

The MOV-14D621KTR is a non-linear voltage-dependent Zinc Oxide (ZnO) based resistor with a wide operating range that varies from 5V to 1400V. It has a 14V nominal voltage and the working current range is limited to 621A (6.21 kA). It has been designed for providing a high level of transient protection in various applications including computers, AC motors, power supplies, television sets, vending machines, medical equipment and other consumer electronics. This device can also be used in high-noise industrial environments such as machine shops and factories.

The MOV-14D621KTR works on the principle of “thermal runaway”. When the component is subjected to a surge or electrical noise, the voltage across the component increases quickly due to the thermal effect and causes the MOV to heat up. This results in higher resistance in comparison to the normal state, and thus the voltage of the surge is dissipated quickly. The voltage at the protected components can be reduced to a safe level using this principle.

The MOV-14D621KTR has a very low internal capacitance and high leakage current that make it suitable for working in a wide range of temperature extremes. It is also extremely robust to withstand stresses such as vibration and shock. The MOV-14D621KTR can provide stable protection even at 90°C working temperature. Moreover, the component comes with a high surge capability up to a maximum 8x30 µs impulse current. This makes it an ideal choice for any kind of industrial surge protection applications. It can also be used in the protection of other electronics from high-frequency noise.

The MOV-14D621KTR is a relatively low-cost component and can be easily installed on existing circuit boards. With its wide operational voltage range, high surge suppression capability and robust construction, this component is suitable for many applications in industrial and consumer electronics. Thus, it can serve as an efficient and cost-effective solution for providing surge protection.

The specific data is subject to PDF, and the above content is for reference